diff options
Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_uuencode.c')
| -rw-r--r-- | ext/mbstring/libmbfl/filters/mbfilter_uuencode.c | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_uuencode.c b/ext/mbstring/libmbfl/filters/mbfilter_uuencode.c deleted file mode 100644 index 64fc39d19b..0000000000 --- a/ext/mbstring/libmbfl/filters/mbfilter_uuencode.c +++ /dev/null @@ -1,152 +0,0 @@ -/* - * "streamable kanji code filter and converter" - * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved. - * - * LICENSE NOTICES - * - * This file is part of "streamable kanji code filter and converter", - * which is distributed under the terms of GNU Lesser General Public - * License (version 2) as published by the Free Software Foundation. - * - * This software is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with "streamable kanji code filter and converter"; - * if not, write to the Free Software Foundation, Inc., 59 Temple Place, - * Suite 330, Boston, MA 02111-1307 USA - * - * The author of this file: - * - */ -/* - * The source code included in this files was separated from mbfilter.c - * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002. - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mbfilter.h" -#include "mbfilter_uuencode.h" - -const mbfl_encoding mbfl_encoding_uuencode = { - mbfl_no_encoding_uuencode, - "UUENCODE", - "x-uuencode", - NULL, - NULL, - MBFL_ENCTYPE_SBCS -}; - -const struct mbfl_convert_vtbl vtbl_uuencode_8bit = { - mbfl_no_encoding_uuencode, - mbfl_no_encoding_8bit, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_uudec, - mbfl_filt_conv_common_flush -}; - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - -/* uuencode => any */ -#define UUDEC(c) (char)(((c)-' ')&077) -static const char * uuenc_begin_text = "begin "; -enum { uudec_state_ground=0, uudec_state_inbegin, - uudec_state_until_newline, - uudec_state_size, uudec_state_a, uudec_state_b, uudec_state_c, uudec_state_d, - uudec_state_skip_newline}; - -int mbfl_filt_conv_uudec(int c, mbfl_convert_filter * filter) -{ - int n; - - switch(filter->status) { - case uudec_state_ground: - /* looking for "begin 0666 filename\n" line */ - if (filter->cache == 0 && c == 'b') - { - filter->status = uudec_state_inbegin; - filter->cache = 1; /* move to 'e' */ - } - else if (c == '\n') - filter->cache = 0; - else - filter->cache++; - break; - case uudec_state_inbegin: - if (uuenc_begin_text[filter->cache++] != c) { - /* doesn't match pattern */ - filter->status = uudec_state_ground; - break; - } - if (filter->cache == 5) - { - /* thats good enough - wait for a newline */ - filter->status = uudec_state_until_newline; - filter->cache = 0; - } - break; - case uudec_state_until_newline: - if (c == '\n') - filter->status = uudec_state_size; - break; - case uudec_state_size: - /* get "size" byte */ - n = UUDEC(c); - filter->cache = n << 24; - filter->status = uudec_state_a; - break; - case uudec_state_a: - /* get "a" byte */ - n = UUDEC(c); - filter->cache |= (n << 16); - filter->status = uudec_state_b; - break; - case uudec_state_b: - /* get "b" byte */ - n = UUDEC(c); - filter->cache |= (n << 8); - filter->status = uudec_state_c; - break; - case uudec_state_c: - /* get "c" byte */ - n = UUDEC(c); - filter->cache |= n; - filter->status = uudec_state_d; - break; - case uudec_state_d: - /* get "d" byte */ - { - int A, B, C, D = UUDEC(c); - A = (filter->cache >> 16) & 0xff; - B = (filter->cache >> 8) & 0xff; - C = (filter->cache) & 0xff; - n = (filter->cache >> 24) & 0xff; - if (n-- > 0) - CK((*filter->output_function)( (A << 2) | (B >> 4), filter->data)); - if (n-- > 0) - CK((*filter->output_function)( (B << 4) | (C >> 2), filter->data)); - if (n-- > 0) - CK((*filter->output_function)( (C << 6) | D, filter->data)); - filter->cache = n << 24; - - if (n == 0) - filter->status = uudec_state_skip_newline; /* skip next byte (newline) */ - else - filter->status = uudec_state_a; /* go back to fetch "A" byte */ - } - break; - case uudec_state_skip_newline: - /* skip newline */ - filter->status = uudec_state_size; - } - return c; -} - - |